4557919939 has 8 divisors (see below), whose sum is σ = 4745633760. Its totient is φ = 4373851200.

The previous prime is 4557919871. The next prime is 4557919991. The reversal of 4557919939 is 9399197554.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4557919939 - 2¹¹ = 4557917891 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (61).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4557919439) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 908719 + ... + 913720.

It is an arithmetic number, because the mean of its divisors is an integer number (593204220).

Almost surely, 2^4557919939 is an apocalyptic number.

4557919939 is a deficient number, since it is larger than the sum of its proper divisors (187713821).

4557919939 is a wasteful number, since it uses less digits than its factorization.

4557919939 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1822541.

The product of its digits is 13778100, while the sum is 61.

The square root of 4557919939 is about 67512.3687852826. The cubic root of 4557919939 is about 1658.0166881796.

The spelling of 4557919939 in words is "four billion, five hundred fifty-seven million, nine hundred nineteen thousand, nine hundred thirty-nine".